Before getting started, have a lookhere for steps on how to create a custom document template.

You’ll need to add the “ItemBarCode” field into the Custom Doc template, and set the template layout to fit your label papers. You can test how it works by opening the sample order template, and changing the Description column to show Barcode instead. Simply change the column heading and then right click on the “ItemDescription” field to select “Edit Field”:

Then, change the Field name to ItemBarCode, and repeat this for each row of the template: